Zn + 2HCl = ZnCl2 + H2
CuO + 2HCl = CuCl2 + H2O
Cu(OH)2 + 2HCl = CuCl2 + 2H2O
Na2S + 2HCl = 2NaCl + H2S↑
Объяснение:
Zn + 2HCl = ZnCl2 + H2
CuO + 2HCl = CuCl2 + H2O
Cu(OH)2 + 2HCl = CuCl2 + 2H2O
Na2S + 2HCl = 2NaCl + H2S↑
Объяснение: